diff options
| -rw-r--r-- | lld/ELF/InputFiles.cpp | 8 | ||||
| -rw-r--r-- | lld/test/ELF/invalid/Inputs/dynamic-section-sh_size.elf | bin | 0 -> 482 bytes | |||
| -rw-r--r-- | lld/test/ELF/invalid/dynamic-section-size.s | 4 |
3 files changed, 8 insertions, 4 deletions
diff --git a/lld/ELF/InputFiles.cpp b/lld/ELF/InputFiles.cpp index 5b0ce109789..dda18aa8a4c 100644 --- a/lld/ELF/InputFiles.cpp +++ b/lld/ELF/InputFiles.cpp @@ -523,11 +523,11 @@ template <class ELFT> void SharedFile<ELFT>::parseSoName() { if (!DynamicSec) return; - auto *Begin = - reinterpret_cast<const Elf_Dyn *>(Obj.base() + DynamicSec->sh_offset); - const Elf_Dyn *End = Begin + DynamicSec->sh_size / sizeof(Elf_Dyn); - for (const Elf_Dyn &Dyn : make_range(Begin, End)) { + ArrayRef<Elf_Dyn> Arr = + check(Obj.template getSectionContentsAsArray<Elf_Dyn>(DynamicSec), + getFilename(this) + ": getSectionContentsAsArray failed"); + for (const Elf_Dyn &Dyn : Arr) { if (Dyn.d_tag == DT_SONAME) { uintX_t Val = Dyn.getVal(); if (Val >= this->StringTable.size()) diff --git a/lld/test/ELF/invalid/Inputs/dynamic-section-sh_size.elf b/lld/test/ELF/invalid/Inputs/dynamic-section-sh_size.elf Binary files differnew file mode 100644 index 00000000000..ea35dba9517 --- /dev/null +++ b/lld/test/ELF/invalid/Inputs/dynamic-section-sh_size.elf diff --git a/lld/test/ELF/invalid/dynamic-section-size.s b/lld/test/ELF/invalid/dynamic-section-size.s new file mode 100644 index 00000000000..7d12904801e --- /dev/null +++ b/lld/test/ELF/invalid/dynamic-section-size.s @@ -0,0 +1,4 @@ +## dynamic-section-sh_size.elf has incorrect sh_size of dynamic section. +# RUN: not ld.lld %p/Inputs/dynamic-section-sh_size.elf -o %t2 2>&1 | \ +# RUN: FileCheck %s +# CHECK: getSectionContentsAsArray failed: Invalid data was encountered while parsing the file |
